Set for Spring 2008 releaseAt some point this year Sony will launch Play TV, the PlayStation 3 exclusive TV tuner, similar to a normal Sky+ plus box, that lets you watch, record and rewind live TV.
According to wikipedia, PlayTV is a twin-channel DVB-T tuner peripheral with digital video recorder (DVR) software which allows users to record television programs to the PlayStation 3 hard drive for later viewing. Wi-Fi connectivity with a PSP allows for portable viewing of live or recorded television programming. Recorded programs can be transcoded and transferred via USB to the PSP for viewing programs on the go. The software features a 7-day electronic program guide for utilising the DVR features.
A trailer has already been doing the rounds online, but now the BBC has a first-look video, showing us how it will work: